About the Authors
Institute of Biochemistry (IBC), ETH Zurich, Zurich, Switzerland
MLS Program, Life Science Zurich Graduate School, Zurich, Switzerland
The authors have declared that no competing interests exist.
Conceived and designed the experiments: MBF YC VGP. Performed the experiments: MBF YC LO SK. Analyzed the data: MBF YC LO SK VGP. Contributed reagents/materials/analysis tools: MBF YC LO SK. Wrote the paper: VGP.